If cos θ = \(\frac {3}{4}\) then value of cos 2θ is ___________
Posted: Wed Jul 13, 2022 8:06 pm
a) \(\frac {1}{6}\)
b) \(\frac {1}{4}\)
c) \(\frac {1}{8}\)
d) \(\frac {3}{8}\)
b) \(\frac {1}{4}\)
c) \(\frac {1}{8}\)
d) \(\frac {3}{8}\)